DX_SkinWeights* dxExporter::MakeSkinWeights( DX_Frame* dx_frm )
{
if (dx_frm->mesh == NULL) return NULL;
DX_DWORD nBones = CountBones( dx_frm );
if (nBones == 0) return NULL;
// SkinWeights for the Mesh frame
DX_SkinWeights* dx_skms = AllocSkinWeight( NULL, dx_frm, dx_frm );
DX_Frame* dx_fbn = dx_frm->next;
DX_SkinWeights* dx_skm;
while (dx_fbn)
{
if (dx_fbn->frameType == DX_FRAME_BONE)
{
// SkinWeights for the Bone frame
dx_skm = AllocSkinWeight( dx_skms, dx_frm, dx_fbn );
dx_fbn = dx_fbn->next;
}
else {
dx_fbn = NULL;
}
}
if (dx_skms != NULL) {
BuildSkinWeights( dx_skms, dx_frm );
}
dx_frm->mesh->skinWeights = dx_skms;
return dx_skms;
}
// -----------------------------------------------------------------------------------
// Implementation of the assimp info utility to print basic file info
int Assimp_Info (const char* const* params, unsigned int num)
{
if (num < 1) {
printf("assimp info: Invalid number of arguments. "
"See \'assimp info --help\'\n");
return 1;
}
// --help
if (!strcmp( params[0],"-h")||!strcmp( params[0],"--help")||!strcmp( params[0],"-?") ) {
printf("%s",AICMD_MSG_INFO_HELP_E);
return 0;
}
// asssimp info <file> [-r]
if (num < 1) {
printf("assimp info: Invalid number of arguments. "
"See \'assimp info --help\'\n");
return 1;
}
const std::string in = std::string(params[0]);
// do maximum post-processing unless -r was specified
ImportData import;
import.ppFlags = num>1&&(!strcmp(params[1],"--raw")||!strcmp(params[1],"-r")) ? 0
: aiProcessPreset_TargetRealtime_MaxQuality;
// import the main model
import.log = true;
import.showLog = true;
const aiScene* scene = ImportModel(import,in);
if (!scene) {
printf("assimp info: Unable to load input file %s\n",
in.c_str());
return 5;
}
aiMemoryInfo mem;
globalImporter->GetMemoryRequirements(mem);
static const char* format_string =
"Memory consumption: %i B\n"
"Nodes: %i\n"
"Maximum depth %i\n"
"Meshes: %i\n"
"Animations: %i\n"
"Textures (embed.): %i\n"
"Materials: %i\n"
"Cameras: %i\n"
"Lights: %i\n"
"Vertices: %i\n"
"Faces: %i\n"
"Bones: %i\n"
"Animation Channels: %i\n"
"Primitive Types: %s\n"
"Average faces/mesh %i\n"
"Average verts/mesh %i\n"
"Minimum point (%f %f %f)\n"
"Maximum point (%f %f %f)\n"
"Center point (%f %f %f)\n"
;
aiVector3D special_points[3];
FindSpecialPoints(scene,special_points);
printf(format_string,
mem.total,
CountNodes(scene->mRootNode),
GetMaxDepth(scene->mRootNode),
scene->mNumMeshes,
scene->mNumAnimations,
scene->mNumTextures,
scene->mNumMaterials,
scene->mNumCameras,
scene->mNumLights,
CountVertices(scene),
CountFaces(scene),
CountBones(scene),
CountAnimChannels(scene),
FindPTypes(scene).c_str(),
GetAvgFacePerMesh(scene),
GetAvgVertsPerMesh(scene),
special_points[0][0],special_points[0][1],special_points[0][2],
special_points[1][0],special_points[1][1],special_points[1][2],
special_points[2][0],special_points[2][1],special_points[2][2]
)
;
unsigned int total=0;
for(unsigned int i = 0;i < scene->mNumMaterials; ++i) {
aiString name;
if (AI_SUCCESS==aiGetMaterialString(scene->mMaterials[i],AI_MATKEY_NAME,&name)) {
printf("%s\n \'%s\'",(total++?"":"\nNamed Materials:" ),name.data);
}
}
if(total) {
printf("\n");
}
total=0;
for(unsigned int i = 0;i < scene->mNumMaterials; ++i) {
aiString name;
static const aiTextureType types[] = {
aiTextureType_NONE,
aiTextureType_DIFFUSE,
aiTextureType_SPECULAR,
aiTextureType_AMBIENT,
aiTextureType_EMISSIVE,
aiTextureType_HEIGHT,
aiTextureType_NORMALS,
aiTextureType_SHININESS,
aiTextureType_OPACITY,
aiTextureType_DISPLACEMENT,
aiTextureType_LIGHTMAP,
aiTextureType_REFLECTION,
aiTextureType_UNKNOWN
};
for(unsigned int type = 0; type < sizeof(types)/sizeof(types[0]); ++type) {
for(unsigned int idx = 0;AI_SUCCESS==aiGetMaterialString(scene->mMaterials[i],
AI_MATKEY_TEXTURE(types[type],idx),&name); ++idx) {
printf("%s\n \'%s\'",(total++?"":"\nTexture Refs:" ),name.data);
}
}
}
if(total) {
printf("\n");
}
total=0;
for(unsigned int i = 0;i < scene->mNumAnimations; ++i) {
if (scene->mAnimations[i]->mName.length) {
printf("%s\n \'%s\'",(total++?"":"\nNamed Animations:" ),scene->mAnimations[i]->mName.data);
}
}
if(total) {
printf("\n");
}
printf("\nNode hierarchy:\n");
unsigned int cline=0;
PrintHierarchy(scene->mRootNode,20,1000,cline);
printf("\n");
return 0;
}
// -----------------------------------------------------------------------------------
// Implementation of the assimp info utility to print basic file info
int Assimp_Info(const aiScene* scene, Assimp::Importer *globalImporter)
{
aiMemoryInfo mem;
globalImporter->GetMemoryRequirements(mem);
static const char* format_string =
"Memory consumption: %i B\n"
"Nodes: %i\n"
"Maximum depth %i\n"
"Meshes: %i\n"
"Animations: %i\n"
"Textures (embed.): %i\n"
"Materials: %i\n"
"Cameras: %i\n"
"Lights: %i\n"
"Vertices: %i\n"
"Faces: %i\n"
"Bones: %i\n"
"Animation Channels: %i\n"
"Primitive Types: %s\n"
"Average faces/mesh %i\n"
"Average verts/mesh %i\n"
"Minimum point (%f %f %f)\n"
"Maximum point (%f %f %f)\n"
"Center point (%f %f %f)\n"
;
aiVector3D special_points[3];
FindSpecialPoints(scene, special_points);
fprintf(stderr, format_string,
mem.total,
CountNodes(scene->mRootNode),
GetMaxDepth(scene->mRootNode),
scene->mNumMeshes,
scene->mNumAnimations,
scene->mNumTextures,
scene->mNumMaterials,
scene->mNumCameras,
scene->mNumLights,
CountVertices(scene),
CountFaces(scene),
CountBones(scene),
CountAnimChannels(scene),
FindPTypes(scene).c_str(),
GetAvgFacePerMesh(scene),
GetAvgVertsPerMesh(scene),
special_points[0][0], special_points[0][1], special_points[0][2],
special_points[1][0], special_points[1][1], special_points[1][2],
special_points[2][0], special_points[2][1], special_points[2][2]
)
;
#define FULLLOG
#ifdef FULLLOG
unsigned int total = 0;
for (unsigned int i = 0; i < scene->mNumMaterials; ++i) {
aiString name;
if (AI_SUCCESS == aiGetMaterialString(scene->mMaterials[i], AI_MATKEY_NAME, &name)) {
fprintf(stderr, "%s\n \'%s\'", (total++ ? "" : "\nNamed Materials:"), name.data);
}
}
if (total) {
fprintf(stderr, "\n");
}
total = 0;
for (unsigned int i = 0; i < scene->mNumMaterials; ++i) {
aiString name;
static const aiTextureType types[] = {
aiTextureType_NONE,
aiTextureType_DIFFUSE,
aiTextureType_SPECULAR,
aiTextureType_AMBIENT,
aiTextureType_EMISSIVE,
aiTextureType_HEIGHT,
aiTextureType_NORMALS,
aiTextureType_SHININESS,
aiTextureType_OPACITY,
aiTextureType_DISPLACEMENT,
aiTextureType_LIGHTMAP,
aiTextureType_REFLECTION,
aiTextureType_UNKNOWN
};
for (unsigned int type = 0; type < sizeof(types) / sizeof(types[0]); ++type) {
for (unsigned int idx = 0; AI_SUCCESS == aiGetMaterialString(scene->mMaterials[i],
AI_MATKEY_TEXTURE(types[type], idx), &name); ++idx) {
fprintf(stderr, "%s\n \'%s\'", (total++ ? "" : "\nTexture Refs:"), name.data);
}
}
}
if (total) {
fprintf(stderr, "\n");
}
total = 0;
for (unsigned int i = 0; i < scene->mNumAnimations; ++i) {
if (scene->mAnimations[i]->mName.length) {
fprintf(stderr, "%s\n \'%s\'", (total++ ? "" : "\nNamed Animations:"), scene->mAnimations[i]->mName.data);
}
}
if (total) {
fprintf(stderr, "\n");
}
/*
fprintf(stderr, "\nNode hierarchy:\n");
unsigned int cline = 0;
PrintHierarchy(scene->mRootNode, 20, 1000, cline);
*/
#endif
fprintf(stderr, "\n");
return 0;
}
DX_XSkinMeshHeader* dxExporter::MakeXSkinMesh( DX_Frame* dx_frm )
{
if (dx_frm->mesh == NULL) return NULL;
DX_DWORD nBones = CountBones( dx_frm );
if (nBones == 0) return NULL;
DX_XSkinMeshHeader* dx_xsk = new DX_XSkinMeshHeader;
dx_xsk->nMaxSkinWeightsPerVertex = 0;
dx_xsk->nMaxSkinWeightsPerFace = 0;
dx_xsk->nBones = 0;
if (dx_frm->mesh->skinWeights)
{
DX_Mesh* dx_msh = dx_frm->mesh;
DX_DWORD nArray = dx_msh->nVertices > dx_msh->nFaces ? dx_msh->nVertices : dx_msh->nFaces;
DX_DWORD* nWeights = new DX_DWORD[nArray];
DX_DWORD idx, n;
DX_SkinWeights* dx_skm = dx_frm->mesh->skinWeights;
memset( nWeights, 0, sizeof(DX_DWORD) * nArray );
while (dx_skm)
{
for (n = 0; n < dx_skm->nWeights; n++) {
idx = dx_skm->vertexIndices[n];
nWeights[ idx ] += 1;
if (nWeights[ idx ] > dx_xsk->nMaxSkinWeightsPerVertex) {
dx_xsk->nMaxSkinWeightsPerVertex = nWeights[ idx ];
}
}
if (dx_skm->nWeights > 0) {
dx_xsk->nBones++;
}
dx_skm = dx_skm->next;
}
DX_SharedFaces* dx_shf = DX_MakeSharedFaces( dx_msh );
DX_DWORD* nFaces = new DX_DWORD[dx_msh->nFaces];
memset( nWeights, 0x00, dx_msh->nFaces * sizeof(DX_DWORD) );
DX_FaceEntry* entry;
dx_skm = dx_frm->mesh->skinWeights;
while (dx_skm)
{
memset( nFaces, 0x00, dx_msh->nFaces * sizeof(DX_DWORD) );
for (n = 0; n < dx_skm->nWeights; n++) {
idx = dx_skm->vertexIndices[n];
entry = dx_shf->entries[idx].next;
while (entry)
{
if (nFaces[ entry->number ] == FALSE)
{
nFaces [ entry->number ] = TRUE;
nWeights[ entry->number ] += 1;
if (nWeights[ entry->number ] > dx_xsk->nMaxSkinWeightsPerFace) {
dx_xsk->nMaxSkinWeightsPerFace = nWeights[ entry->number ];
}
}
entry = entry->next;
}
}
dx_skm = dx_skm->next;
}
DX_DisposeSharedFaces( &dx_shf );
delete nWeights;
delete nFaces;
}
else
{
dx_xsk->nMaxSkinWeightsPerVertex = nBones + 1;
dx_xsk->nMaxSkinWeightsPerFace = nBones + 1;
dx_xsk->nBones = nBones + 1;
}
dx_frm->mesh->xskinMeshHeader = dx_xsk;
return dx_xsk;
}
